With the development of the Internet, wireless network technology has developed rapidly, making it an important communication network in people's lives. The development of wireless networks and smartphones has increased the number of online crimes, and punishments for cybercriminals are mainly limited to most countries in the world. In the past 20 years, the rise of new technologies has led to an increase in cybercrime. If movies or film series like Mr. Robert or Mr. Hacker strengthen the piracy activities of pirates, then most of their online activities are still illegal. To curb the threat, Gavin, the Chief of Police in England and Wales, and Thomas Association Chairman Gavin provided a simple solution: What if we add WiFi jammers to cybercriminals? Connecting a wifi jammer to cybercriminals for a period of time will prevent access to the Internet.

Mobile phone signal jammer is used in prisons. Of course, this has its purpose, and its function must be to block the signal. Perhaps prison managers believe that using 4g jammers on micro phones can protect the security of prisons and help its management. Maybe many, and cell phone jammers are often used in prisons. There are other reasons for using 4g jammer or mini cell phone prison, but I have to consider it myself.

With the popularity of smart phones, more and more children are beginning to enjoy texting and various social activities. This is a national and international affair. Children use crutches like adults. It seems that nothing can stop them. Liptuck thought he just wanted to stop it. According to WTSP-TV, the signal classroom with Cigarette lighter GPS jammer suddenly became quiet. Okay, relatively peaceful. Can students use mobile phones in class? Some parents may think that children should use mobile phones to deal with potentially dangerous situations. But how can schools use mobile phones with confidence? The principal of a school in Philadelphia recently tried to explain to his parents that their school would only call children who had to use their mobile phones for weeks. The parents were not impressed.